In brief: Scientists tracking down mysterious CFC source, ‘safe’ doses of glyphosate still dangerous

Also in the news, Mysterious source of illicit CFCs narrowed to east Asia, ‘Safe’ doses of glyphosate ‘still risky’, Civil engineering award given to EA for flood scheme and biodegradable coffee cups made from rice husks

Clouds
New source of CFCs found in stratosphere despite ban

Mysterious source of illicit CFCs narrowed to east Asia

Scientists from the US National Oceanic and Atmospheric Administration (NOAA) are investigating a mysterious rise in CFC-11, an ozone-destroying chemical which is banned under the Montreal protocol.

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